







Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
CGI Construction in Ventura, CA | Elmstead Remodeling Ventura
CGI construction service in Ventura means independent installation, repair, and replacement of CGI impact windows and doors – we’re not a factory-authorized dealer, and we don’t pretend to be. What we are is a local Ventura crew that works on CGI products every week in marine air, earthquake retrofit zones, and hillside wildfire country. Eight years of field work here has taught us exactly how these windows and doors age along the coast, which is knowledge no factory training manual can give you. Call (341) 218-4316 for a written estimate on any CGI window, door, or related construction work in Ventura.
Why Ventura Residents Choose Us for CGI Service

Graham Stein, our owner, grew up in Los Angeles and studied framing, finish work, and structural plan reading at Los Angeles Trade-Technical College before he ever picked up a client’s key. He’s been running remodeling work in Ventura for well over a decade, from bathroom gut-outs in Midtown to kitchen overhauls a short walk from the Ventura Pier. His habit of putting every scope of work on paper before a single drop cloth goes down – materials, sequencing, quiet hours, the final number – comes directly from watching families share a bathroom with a construction site and not knowing what the next day would bring. When you call us about CGI sales & service, you’re talking to a crew that has pulled permits for seismic retrofits in the Avenue district and installed salt-rated hardware on coastal bluff homes. We carry this field experience into every window we open up and every door track we realign.
We’re an independent provider. No factory affiliation means we recommend what the house actually needs, not what a manufacturer’s quarterly sales target suggests. If a genuine CGI part is required to preserve an impact rating or structural integrity, we source it. If a certified aftermarket roller or screen does the job for less, we say so. That’s the kind of straight answer Ventura homeowners have come to expect from our Ventura service area crews.
Styles & brands we work with







Common CGI Construction Problems We Solve in Ventura
- Corroded aluminum frame corners and seized weep covers. Homes within a mile of the Ventura coast sit in persistent salt-laden marine air. We regularly see CGI frames where the weep holes have frozen shut from corrosion, trapping water inside the track. On a 1960s beach bungalow off Seaward Avenue, we replaced the frame corners, cleared and reamed the weep channels, and switched the hardware to stainless so the next decade of salt air wouldn’t do the same thing.
- Brittle gaskets and failed weatherstripping on older Estate Collection windows. The 1970s ranch houses east of downtown Ventura get long afternoon sun exposure, and the rubber compounds in those original gaskets don’t love it. We pull the sashes, replace the gasket material with marine-grade aftermarket stock, and reseat the glass so the window seals like it did when it left the factory.
- Roller wear and track misalignment on CGI sliding glass doors. Hillside lots above Ventura – think Foothill Road and the streets climbing toward Grant Park – settle after rainy seasons. That movement shifts door frames by a few millimeters, which is enough to chew through rollers and dog-ear the track. We realign the frame, swap in fresh rollers, and test the door with a full 50-pound weight load before we call it done.
- Stress cracks at corner welds of impact glass. The Avenue district’s older wood-frame buildings flex during seismic retrofits, and that movement transfers straight to window openings. We’ve pulled more than one CGI sash with a hairline crack running from the corner weld where the frame torqued. The fix is a new impact-rated sash, correctly shimmed so the next quake’s movement doesn’t find the same weak point.
- Fogged panes with intact frames. It happens on CGI units in Ventura more than people expect – the marine layer’s moisture gets into the air gap when a seal fails, and the glass fogs. We replace just the insulated glass unit, not the whole window, when the frame and sash are still sound.
CGI Service in Ventura: What Local Conditions Mean for Your Equipment
Ventura’s historic downtown Avenue district is a different animal from the flat, newer construction in Oxnard or Camarillo. Dozens of unreinforced masonry buildings and older wood-frame homes there still carry red-tagged or retrofit-mandated placards from the 1994 Northridge earthquake. When we pull permits for window work in that zone, the city requires documentation showing that CGI impact windows and doors are installed to meet stricter seismic anchorage standards – which means the anchor pattern, the shim placement, and the attachment to the structural frame all get inspected. A General Contractor in Ventura who’s only installed CGI on new stucco tract houses won’t know that the mortar in a 1930s brick wall behaves differently under anchor load. We do. Our tech just finished replacing three original aluminum single-pane windows on a Craftsman bungalow near Ventura Avenue. The old frames had corroded weep holes and warped corners from decades of marine air, and one sash had a hairline crack at the corner weld. We installed new CGI Sentinel Series impact windows with stainless hardware and new exterior flashing, then added a protective sealant rated for salt spray. The homeowner kept the original trim and passed the city’s coastal retrofit inspection – because the work was done to the specific conditions of that building, not to a generic spec sheet.
CGI Models & Products We Service in Ventura
We install, repair, and replace CGI Sentinel Series impact windows, CGI Estate Collection impact windows, CGI Estate Collection hinged patio doors, and CGI Targa Series impact windows through our Bathroom Remodeling in Ventura services. In stock locally for Ventura turnaround, we keep the wear items that fail first: gaskets, rollers, screens, lock sets, and stainless hardware for coastal exposure. When impact rating depends on factory specs – replacement glass, structural frame components – we order genuine CGI parts. For non-critical hardware, we use certified aftermarket components and tell you exactly what we’re using and why. No mystery parts, no white-label substitutions. If an original single-pane unit no longer meets Ventura’s wind-borne debris requirements, we replace it outright rather than patch it into another decade.
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AfterCGI Service Pricing in Ventura

What you’ll pay depends on what the house needs. Here are the ranges we see in Ventura, and we’ll put your exact number in writing before any work starts:
| Service | Ventura Price Range |
|---|---|
| Impact Window Installation | $8,000 – $25,000 |
| Window Replacement | $4,500 – $15,000 |
| Roof Replacement & Installation | $8,000 – $20,000 |
Our free estimate includes a written line-by-line scope: materials, sequencing, hours, the final number. No adjustments after the crew arrives unless you change the scope. Call (341) 218-4316 for your Ventura estimate – we’ll talk through what’s actually failing before we talk about what it costs.
Serving Ventura, CA - Our Local Coverage Area
We’re based in the Ventura area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs – CGI Construction in Ventura
CGI impact windows can meet those requirements when they’re installed with the correct anchor pattern and shim placement for unreinforced masonry and older wood-frame construction, but the installation is what the city inspects, not just the glass. We document every anchor and pull permits for every seismic retrofit zone job in Ventura. Call (341) 218-4316 and we’ll walk you through what your specific building will require.
Yes, if the leak is at the frame-to-wall junction or failed gaskets, new CGI windows with proper flashing stop the moisture intrusion. The marine layer itself isn’t the problem – it’s the decades-old sealant and corroded frames. We’ll inspect where the water is actually getting in before recommending anything. Call (341) 218-4316 for a free inspection and written estimate.
In most cases, yes. If the impact glass is intact and the frame is square, we replace the rollers, install a new track, realign the door, and you’re done for a few hundred dollars instead of a few thousand. Call (341) 218-4316 and we’ll tell you over the phone whether yours is a candidate.
Impact-rated CGI windows resist ember penetration better than single-pane glass, and Ventura’s hillside building codes increasingly require them in defensible-space zones. But ember protection is only as good as the weakest point – if the weep holes are open, embers can enter there. We’ll check the whole assembly, not just the glass. Call (341) 218-4316 for an assessment.
Yes – when the frame and sash are structurally sound, we replace just the insulated glass unit. It’s a fraction of the cost of a full window replacement and the new glass carries the same impact rating. Call (341) 218-4316 for a free estimate on the glass-only replacement.
Service Areas Near Ventura
We run CGI service calls throughout Ventura, from the Avenue district to the east end near Saticoy. Our crews also cover Simi Valley for CGI service in Simi Valley and CGI service in Moorpark, plus Oxnard, Ojai, and Somis when the job calls for it.
Book Your CGI Service in Ventura Today
Call (341) 218-4316 to schedule your free CGI estimate in Ventura. We’ll put everything in writing – materials, sequencing, the final number – before the first board moves. Shoe covers on, drop cloths down, photo of the clean-up before we leave.
Written by Graham Stein, Owner at Elmstead Remodeling Ventura, serving Ventura since 2005.












